Hadoop Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)

Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)

Hadoop Interview Questions

Questions Answers Views Company eMail

Clarify how job tracker schedules an assignment?

451

What jobtracker is in hadoop? What are the activities followed by hadoop?

469

Clarify how ordering in hdfs is finished?

528

What a task tracker is in hadoop?

476

What webdav is in hadoop?

471

Specify what the information segments utilized by hadoop are?

467

Clarify what is sqoop in hadoop?

462

What is the man difference between hbase and hive?

719

Say what the views are in hive?

720

Specify the partitions in hive?

694

How can a developer utilize hive?

726

List down the segments of a hive question processor?

685

Specify the different methods of hive?

763

What does meta-store means in hive?

765

What do you understand by hive?

728

Un-Answered Questions { Hadoop }

What can skew the mean?

298

What is the number of default partitioner in hadoop?

473

Is it possible to iterate through the rows of HBase table in reverse order?

218

Is it possible to leverage real-time analysis of the big data collected by Flume directly? If yes, then explain how?

148

Explain Apache Ambari architecture?

Why is flume used?

What is heartbeat in hadoop?

456

What is the block size in Hadoop?

470

What do you understand by bloom filter in cassandra?

101

Which command is available to show the current HBase user?

167

Do I need to know scala to learn spark?

370

How to process data using Transformation operation in Spark?

318

What is Cassandra Data Modelling ?

100

What is spark context spark session?

295

What is difference between split and block in hadoop?

1437

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